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[四级模拟] 英语四级考试辅导:改错精练(1)

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发表于 2012-8-14 09:52:33 | 显示全部楼层 |阅读模式
  Americans this year will swallow 15000 tons of( @. Y- E5 }" p3 A$ R
  aspirin, one of safest and most effective drugs 1.__________2 J$ S' G1 ^/ p+ L. M; [1 K
  invented by man. The most popular medicines in the 2.__________0 a. _- J2 U1 ~# l% I  {0 @4 R
  world today, it is an effective pain reliever. Its bad
. }1 X3 n6 v  \' A4 j  effects are relatively mild, and it is cheap.
- t2 B% P/ m- k  _) Q. L. t! t" R  For millions of people suffered from arthrities, 3.__________+ T( U# w0 ?3 G9 p$ Z
  it is the only thing that works. Aspirin, in short, is; \8 I2 @$ _7 b2 S5 t% Q% a/ M& {- z
  truly the 20th-century wonder drug. It is also the
  Q9 T% o& f" ~) G2 y  second largest suicide drug and is the leading cause of
: P5 s0 p2 R2 V% F  poisoning among children. it has side effects that, if 4.__________
7 a! m5 N, U% H# [) w/ t) D  relatively mild, are largely unrecognized between users. 5.__________; {7 |& T+ U9 r! p( R3 J4 H5 M% {
  Although aspirin was first sold by Germam company
* X2 {$ K7 }. j6 C7 u3 f  in 1899, it has been around much longer than that.
8 p3 h" b2 p( @4 B2 _  Hippocrates, in ancient Greece, understood the medical value
6 n  m& ~- |5 x8 U" A$ R/ o" a  of the leaves and tree bark which today is known to 6.__________9 l: y5 p4 u( n/ ~) G
  contain salicylates, the chemical in aspirin. during the
! l4 x2 G" v) k' Z# H; m  19th century, there was a great number of experimentation 7.__________- _6 Q8 h, O9 K; j4 _9 @  q& I
  in Europe with this chemical, and it led in the introduction 8.__________6 ^( U2 d% I- M& O
  of aspirin. By 1915, aspirin tablets were available
: i4 Q% [  k, u. s$ M4 L  in the United States.
( v' T! d% d" e" A+ N4 L  A small quantity of aspirin(two five-grain tablets)7 q) ]3 z1 c) N, H* m
  relieves pain and inflammation. It also reduces down 9.__________
: Y- O9 s& Q: [) l6 t  fever by interfering with some of the body's reactions.
4 `9 z% J6 C2 W  Specifically, aspirin seems to slow down the formation) h# R1 T) J2 O2 d0 d
  of the acids involved in pain and the complex chemical( M; b- ^7 B, A" ]! S( T% @3 c
  reactions that cause fever. The chemistry of these acids* l8 X  A, F# O
  is not fully understood, and the slowing effect of aspirin 10.__________
2 \$ c0 f" H- t4 ]4 c) a( ?  is well known.
5 |0 V, c* a4 v, U8 G- L' r3 z, s& {  参考答案# {4 z) ~6 m9 Q- l7 @
  1. of ∧ safest → the
1 n5 T% X( C- @+ h  u, X% M9 f  2. medicines → medicine(or: drug)( A' S$ s! S, G0 E, }2 l6 [
  3. suffered → suffering
% Z1 n& a5 Z; o) S- m/ c+ ^  4. if → though(or: although)0 d3 D( ^4 b. R) J" v( \
  5. between → among* O& W" R# G4 k8 S; t
  6. is → are3 \/ c5 Q. q$ d
  7. number → deal(or: amount,quantity)
! l8 U, N2 W2 S0 @- N; R  8. in → to
/ @3 m, I( J- \4 v  9. down → /* R) H! M; y2 c
  10. and → but
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